At Scarf, we help open-source developers get compensated for their work and deliver better software to their users. We help businesses more effectively leverage their open-source dependencies. We’re an early-stage startup, and are hiring our for our…

Co-Star is bringing astrology into the 21st century with a social, personalized experience that helps people reflect and connect in real, meaningful ways. We recently raised $5m from the people behind companies like Glossier, Rent the Runway, eBay, …

Klarna Bank (www.klarna.com) is a dominant payment service provider in Europe, and expanding rapidly. We have 3000+ employees and are valued at $5.5bn, which makes us the largest private FinTech in Europe. We are backed by Sequoia, among others. We …

We’re a CFTC-regulated Bitcoin derivatives exchange all written in Haskell. We use ansible and terraform for our operations automation. Trading industry experience is a plus. We've also got a bunch of open source projects.

We're tackling exciting difficult challenges and building offerings relevant to interesting real-world problems in a variety of fields. We have particular strengths in dispersed computation, functional programming, cryptography, and deep learni…

TransportAPI is a growing investor-funded startup, serving all of Britain's public transport timetables, live departures, and routes along with performance indicators and dashboards. Our state-of-the-art API backend provides core data supply for the…